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File #: 25-2304    Version: 1 Name:
Type: Discussion Item Status: Agenda Ready
File created: 6/5/2025 In control: Contra Costa County Zoning Administrator
On agenda: 6/16/2025 Final action:
Title: MICHAEL WAXMAN (Applicant) / JAMES & ELIZABETH THOMSEN (Owners), County File CDDP24-03061: The applicant is seeking approval of a Kensington Design Review development plan to allow a 218 square-foot addition to the rear of an existing single-family residence. The project results in a gross floor area (GFA) of 3,746 square feet, where 3,600 square feet is the GFA threshold necessitating public hearing. The addition is located within the building envelope of the existing residence, beneath a recently constructed elevated deck, with no expansion to the established building footprint or increase in building height. The subject property is located at 60 Arlington Avenue in the Kensington area of unincorporated Contra Costa County (APN: 572-202-016, Zoning R-6 Single-Family Residential, -TOV Tree Obstruction of Views Combining District, -K Kensington Combining District) (Continued from 05/19/25) AV
Attachments: 1. 01 Findings and COAs_rev06.02.25, 2. 02 Plan Exhibit 06.02.25, 3. 03 ZA Staff Report 05.19.25
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Project Title:


60 Arlington Avenue Kensington Design Review Development Plan

County File(s):

CDDP24-03061
Applicant

Owner:

Michael Waxman

James & Elizabeth Thomsen
Zoning/General Plan:

R-6 Single-Family Residential District, -TOV Tree Obstruction of Views Combining District, -K Kensington Combining District / RLM Residential Low-Medium Density

Site Address/Location:
60 Arlington Avenue in the Kensington area of unincorporated Contra Costa County (APN: 572-202-016)

California Environmental Quality Act (CEQA) Status:

Categorical Exemption, CEQA Guidelines Section 15301(e)(1)


Project Planner:
Adrian Veliz, Senior Planner (925) 655-2879
adrian.veliz@dcd.cccounty.us

Staff Recommendation:
Approve (See Section II for Full Recommendation)


I. PROJECT SUMMARY

The applicant requests approval of a Kensington Design Review Development Plan to allow a 218-square-foot single-story addition to the rear of an existing single-family residence. The project results in a gross floor area (GFA) of 3,746 square feet, where 3,600 square feet is the GFA threshold necessitating a public hearing. The proposed addition is located within the building envelope of an existing single-family residence on the subject property, beneath a recently constructed elevated deck, with no expansion to the established building footprint.

II. RECOMMENDATION

Department of Conservation and Development, Community Development Division (CDD) staff recommends that the Zoning Administrator:

A. FIND that the project is categorically exempt from CEQA under Section 15301(e)(1) of the CEQA Guidelines.

B. APPROVE Kensington Design Review Development Plan CDDP24-03061 to allow a 218-square-foot single-story addition to an existing single-family residence, subject to the attached findings and conditions of approval.

C. DIRECT staff to file a Notice of Exemption with the County Clerk.

III. BACKGROUND

This Kensington Design Review Development Plan application was considered by the Zoning Administra...

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